Moved AutofillManager.SyncResultReceiver to an internal utility package (c0c15a3f) · Commits · e / os / android_frameworks_base

core/java/android/view/autofill/AutofillManager.java

+26 −121

Original line number	Diff line number	Diff line
		@@ -62,6 +62,7 @@ import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
		import com.android.internal.os.IResultReceiver;
		import com.android.internal.util.ArrayUtils;
		import com.android.internal.util.Preconditions;
		import com.android.internal.util.SyncResultReceiver;

		import org.xmlpull.v1.XmlPullParserException;

		@@ -75,8 +76,7 @@ import java.util.Arrays;
		import java.util.Collections;
		import java.util.List;
		import java.util.Objects;
		import java.util.concurrent.CountDownLatch;
		import java.util.concurrent.TimeUnit;

		//TODO: use java.lang.ref.Cleaner once Android supports Java 9
		import sun.misc.Cleaner;

		@@ -323,6 +323,11 @@ public final class AutofillManager {
		*/
		public static final int FC_SERVICE_TIMEOUT = 5000;

		/**
		* Timeout for calls to system_server.
		*/
		private static final int SYNC_CALLS_TIMEOUT_MS = 5000;

		/**
		* Makes an authentication id from a request id and a dataset id.
		*
		@@ -612,7 +617,8 @@ public final class AutofillManager {

		final AutofillClient client = getClient();
		if (client != null) {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(
		SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.restoreSession(mSessionId, client.autofillClientGetActivityToken(),
		mServiceClient.asBinder(), receiver);
		@@ -732,9 +738,9 @@ public final class AutofillManager {
		*/
		@Nullable public FillEventHistory getFillEventHistory() {
		try {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		mService.getFillEventHistory(receiver);
		return receiver.getObjectResult(SyncResultReceiver.TYPE_PARCELABLE);
		return receiver.getParcelableResult();
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		return null;
		@@ -1287,7 +1293,7 @@ public final class AutofillManager {
		public boolean hasEnabledAutofillServices() {
		if (mService == null) return false;

		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.isServiceEnabled(mContext.getUserId(), mContext.getPackageName(), receiver);
		return receiver.getIntResult() == 1;
		@@ -1304,10 +1310,10 @@ public final class AutofillManager {
		public ComponentName getAutofillServiceComponentName() {
		if (mService == null) return null;

		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.getAutofillServiceComponentName(receiver);
		return receiver.getObjectResult(SyncResultReceiver.TYPE_PARCELABLE);
		return receiver.getParcelableResult();
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		@@ -1330,9 +1336,9 @@ public final class AutofillManager {
		*/
		@Nullable public String getUserDataId() {
		try {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		mService.getUserDataId(receiver);
		return receiver.getObjectResult(SyncResultReceiver.TYPE_STRING);
		return receiver.getStringResult();
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		return null;
		@@ -1352,9 +1358,9 @@ public final class AutofillManager {
		*/
		@Nullable public UserData getUserData() {
		try {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		mService.getUserData(receiver);
		return receiver.getObjectResult(SyncResultReceiver.TYPE_PARCELABLE);
		return receiver.getParcelableResult();
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		return null;
		@@ -1390,7 +1396,7 @@ public final class AutofillManager {
		* the user.
		*/
		public boolean isFieldClassificationEnabled() {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.isFieldClassificationEnabled(receiver);
		return receiver.getIntResult() == 1;
		@@ -1413,10 +1419,10 @@ public final class AutofillManager {
		*/
		@Nullable
		public String getDefaultFieldClassificationAlgorithm() {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.getDefaultFieldClassificationAlgorithm(receiver);
		return receiver.getObjectResult(SyncResultReceiver.TYPE_STRING);
		return receiver.getStringResult();
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		return null;
		@@ -1433,11 +1439,10 @@ public final class AutofillManager {
		*/
		@NonNull
		public List<String> getAvailableFieldClassificationAlgorithms() {
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.getAvailableFieldClassificationAlgorithms(receiver);
		final String[] algorithms = receiver
		.getObjectResult(SyncResultReceiver.TYPE_STRING_ARRAY);
		final String[] algorithms = receiver.getStringArrayResult();
		return algorithms != null ? Arrays.asList(algorithms) : Collections.emptyList();
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		@@ -1458,7 +1463,7 @@ public final class AutofillManager {
		public boolean isAutofillSupported() {
		if (mService == null) return false;

		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		try {
		mService.isServiceSupported(mContext.getUserId(), receiver);
		return receiver.getIntResult() == 1;
		@@ -1582,7 +1587,7 @@ public final class AutofillManager {
		final AutofillClient client = getClient();
		if (client == null) return; // NOTE: getClient() already logged it..

		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		mService.startSession(client.autofillClientGetActivityToken(),
		mServiceClient.asBinder(), id, bounds, value, mContext.getUserId(),
		mCallback != null, flags, client.autofillClientGetComponentName(),
		@@ -1665,7 +1670,7 @@ public final class AutofillManager {
		mServiceClient = new AutofillManagerClient(this);
		try {
		final int userId = mContext.getUserId();
		final SyncResultReceiver receiver = new SyncResultReceiver();
		final SyncResultReceiver receiver = new SyncResultReceiver(SYNC_CALLS_TIMEOUT_MS);
		mService.addClient(mServiceClient, userId, receiver);
		final int flags = receiver.getIntResult();
		mEnabled = (flags & FLAG_ADD_CLIENT_ENABLED) != 0;
		@@ -2986,104 +2991,4 @@ public final class AutofillManager {
		}
		}
		}

		/**
		* @hide
		*/
		public static final class SyncResultReceiver extends IResultReceiver.Stub {

		private static final String EXTRA = "EXTRA";

		/**
		* How long to block waiting for {@link IResultReceiver} callbacks when calling server.
		*/
		private static final long BINDER_TIMEOUT_MS = 5000;

		private static final int TYPE_STRING = 0;
		private static final int TYPE_STRING_ARRAY = 1;
		private static final int TYPE_PARCELABLE = 2;

		private final CountDownLatch mLatch = new CountDownLatch(1);
		private int mResult;
		private Bundle mBundle;

		private void waitResult() {
		try {
		if (!mLatch.await(BINDER_TIMEOUT_MS, TimeUnit.MILLISECONDS)) {
		throw new IllegalStateException("Not called in " + BINDER_TIMEOUT_MS + "ms");
		}
		} catch (InterruptedException e) {
		Thread.currentThread().interrupt();
		}
		}

		/**
		* Gets the result from an operation that returns an {@code int}.
		*/
		int getIntResult() {
		waitResult();
		return mResult;
		}

		/**
		* Gets the result from an operation that returns an {@code Object}.
		*
		* @param type type of expected object.
		*/
		@Nullable
		@SuppressWarnings("unchecked")
		<T> T getObjectResult(int type) {
		waitResult();
		if (mBundle == null) {
		return null;
		}
		switch (type) {
		case TYPE_STRING:
		return (T) mBundle.getString(EXTRA);
		case TYPE_STRING_ARRAY:
		return (T) mBundle.getStringArray(EXTRA);
		case TYPE_PARCELABLE:
		return (T) mBundle.getParcelable(EXTRA);
		default:
		throw new IllegalArgumentException("unsupported type: " + type);
		}
		}

		@Override
		public void send(int resultCode, Bundle resultData) {
		mResult = resultCode;
		mBundle = resultData;
		mLatch.countDown();
		}

		/**
		* Creates a bundle for a {@code String} value.
		*/
		@NonNull
		public static Bundle bundleFor(@Nullable String value) {
		final Bundle bundle = new Bundle();
		bundle.putString(EXTRA, value);
		return bundle;
		}

		/**
		* Creates a bundle for a {@code String[]} value.
		*/
		@NonNull
		public static Bundle bundleFor(@Nullable String[] value) {
		final Bundle bundle = new Bundle();
		bundle.putStringArray(EXTRA, value);
		return bundle;
		}

		/**
		* Creates a bundle for a {@code Parcelable} value.
		*/
		@NonNull
		public static Bundle bundleFor(@Nullable Parcelable value) {
		final Bundle bundle = new Bundle();
		bundle.putParcelable(EXTRA, value);
		return bundle;
		}
		}
		}

core/java/com/android/internal/util/SyncResultReceiver.java

0 → 100644

+145 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2018 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		package com.android.internal.util;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.os.Bundle;
		import android.os.Parcelable;
		import android.os.RemoteException;

		import com.android.internal.os.IResultReceiver;

		import java.util.concurrent.CountDownLatch;
		import java.util.concurrent.TimeUnit;

		/**
		* A {@code IResultReceiver} implementation that can be used to make "sync" Binder calls by blocking
		* until it receives a result
		*
		* @hide
		*/
		public final class SyncResultReceiver extends IResultReceiver.Stub {

		private static final String EXTRA = "EXTRA";

		private final CountDownLatch mLatch = new CountDownLatch(1);
		private final int mTimeoutMs;
		private int mResult;
		private Bundle mBundle;

		/**
		* Default constructor.
		*
		* @param timeoutMs how long to block waiting for {@link IResultReceiver} callbacks.
		*/
		public SyncResultReceiver(int timeoutMs) {
		mTimeoutMs = timeoutMs;
		}

		private void waitResult() throws TimeoutException {
		try {
		if (!mLatch.await(mTimeoutMs, TimeUnit.MILLISECONDS)) {
		throw new TimeoutException("Not called in " + mTimeoutMs + "ms");
		}
		} catch (InterruptedException e) {
		Thread.currentThread().interrupt();
		throw new TimeoutException("Interrupted");
		}
		}

		/**
		* Gets the result from an operation that returns an {@code int}.
		*/
		public int getIntResult() throws TimeoutException {
		waitResult();
		return mResult;
		}

		/**
		* Gets the result from an operation that returns an {@code String}.
		*/
		@Nullable
		public String getStringResult() throws TimeoutException {
		waitResult();
		return mBundle == null ? null : mBundle.getString(EXTRA);
		}

		/**
		* Gets the result from an operation that returns a {@code String[]}.
		*/
		@Nullable
		public String[] getStringArrayResult() throws TimeoutException {
		waitResult();
		return mBundle == null ? null : mBundle.getStringArray(EXTRA);
		}

		/**
		* Gets the result from an operation that returns a {@code Parcelable}.
		*/
		@Nullable
		public <P extends Parcelable> P getParcelableResult() throws TimeoutException {
		waitResult();
		return mBundle == null ? null : mBundle.getParcelable(EXTRA);
		}

		@Override
		public void send(int resultCode, Bundle resultData) {
		mResult = resultCode;
		mBundle = resultData;
		mLatch.countDown();
		}

		/**
		* Creates a bundle for a {@code String} value so it can be retrieved by
		* {@link #getStringResult()}.
		*/
		@NonNull
		public static Bundle bundleFor(@Nullable String value) {
		final Bundle bundle = new Bundle();
		bundle.putString(EXTRA, value);
		return bundle;
		}

		/**
		* Creates a bundle for a {@code String[]} value so it can be retrieved by
		* {@link #getStringArrayResult()}.
		*/
		@NonNull
		public static Bundle bundleFor(@Nullable String[] value) {
		final Bundle bundle = new Bundle();
		bundle.putStringArray(EXTRA, value);
		return bundle;
		}

		/**
		* Creates a bundle for a {@code Parcelable} value so it can be retrieved by
		* {@link #getParcelableResult()}.
		*/
		@NonNull
		public static Bundle bundleFor(@Nullable Parcelable value) {
		final Bundle bundle = new Bundle();
		bundle.putParcelable(EXTRA, value);
		return bundle;
		}

		/** @hide */
		public static final class TimeoutException extends RemoteException {
		private TimeoutException(String msg) {
		super(msg);
		}
		}
		}

services/autofill/java/com/android/server/autofill/AutofillManagerService.java

+4 −3

Original line number	Diff line number	Diff line
		@@ -70,6 +70,7 @@ import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.os.IResultReceiver;
		import com.android.internal.util.DumpUtils;
		import com.android.internal.util.Preconditions;
		import com.android.internal.util.SyncResultReceiver;
		import com.android.server.FgThread;
		import com.android.server.LocalServices;
		import com.android.server.autofill.ui.AutoFillUI;
		@@ -606,15 +607,15 @@ public final class AutofillManagerService
		}

		private void send(@NonNull IResultReceiver receiver, @Nullable String value) {
		send(receiver, AutofillManager.SyncResultReceiver.bundleFor(value));
		send(receiver, SyncResultReceiver.bundleFor(value));
		}

		private void send(@NonNull IResultReceiver receiver, @Nullable String[] value) {
		send(receiver, AutofillManager.SyncResultReceiver.bundleFor(value));
		send(receiver, SyncResultReceiver.bundleFor(value));
		}

		private void send(@NonNull IResultReceiver receiver, @Nullable Parcelable value) {
		send(receiver, AutofillManager.SyncResultReceiver.bundleFor(value));
		send(receiver, SyncResultReceiver.bundleFor(value));
		}

		private void send(@NonNull IResultReceiver receiver, boolean value) {